Valcom V-9937 User Manual
Valcom V-9937 User Manual

Valcom V-9937 User Manual

One zone page port adapter

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ONE ZONE PAGE PORT ADAPTER
INTRODUCTION
These instructions provide identification,
installation, connection, operation and
maintenance information for the V-9937 One
Zone Page Port Adapter.

SPECIFICATIONS

Purpose
Provides loudspeaker paging access for one
zone of paging
Offers override and background music
capabilities, as well as automatic gain
control and pop suppression
Connects to page ports of most electronic
key and PABX Telephone Systems
Applications
Electronic Key System C. O. Line Ports
Electronic Key System Page Ports
PABX Page Ports
PABX Loop Start Trunk Ports
Refer to Figure 1 for a simplified block
diagram of a typical installation.
Features
One zone
Automatic gain control
Pop suppression
Override capability (using C. O. line position
or PABX loop trunk port)
Low level input for background music
(typically -17dBm)
Automatic background music cutoff (when
the page port has control leads)
Electronic Key System page port access
PABX page port access
Built-in connection block
Directly drives Valcom amplified speaker
assemblies
Page plus music output (music stops during
page)
V-9937
Page only output
C. O. audible ring and tone signaling option
(requires V-9942 Tone Module)
Dimensions/Weight
Dimensions:
(20.85cm H x 11.56cm W x 5.84cm D)
Weight:
Capacity
The V-9937 is a one zone, single talkpath
unit
Access requires a page port
Override requires a C. O. line position or a
PABX loop trunk port
Music input provided

Power Requirements

-21.5 to -26.0VDC "B" Battery, 200mA maximum
Environment
Temperature:
Humidity:
1
Issue 10
8.20"H x 4.55"W x 2.30"D
1.5 lbs. (0.68 kg)
0 to +50°C
0 to 85% (non-precipitating)
947937

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Table of Contents
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Summary of Contents for Valcom V-9937

  • Page 1: Specifications

    • Electronic Key System page port access • PABX page port access • Built-in connection block • Directly drives Valcom amplified speaker assemblies • Page plus music output (music stops during page) V-9937 • Page only output •...
  • Page 2: System Design

    If these steps are followed exactly, installation of your Valcom system will go smoothly and quickly. If the results of a test do not correspond with what is shown, do not proceed until the problem has been corrected.
  • Page 3 Mounting Remove the metal mounting plate from the rear of the V-9937 enclosure. Using two #6 ¾ inch wood screws, mount the plate in a vacant space on the backboard with the telephone system common equipment. Both mounting holes must be utilized to insure secure mounting of the unit. Provisions for mounting to a single or double gang junction box are provided.
  • Page 4: Wiring Arrangement

    : Use a low level music source such as a NOTE tuner. DO NOT connect the output of a high power amplifier to the Valcom unit. referred to as "-" or "signal battery") from power supply to pin 30 on V-9937.
  • Page 5: Speaker Connections

    Speaker Connections: Speakers receiving background music: ___ a. Connect pin 7 of V-9937 to Tip of the amplified speaker assembly. ___ b. Connect pin 22 to Ring of the Speaker. ___ c. Connect pin 6 to -24VDC terminal of speaker (white lead if using horns). ___ d.
  • Page 6: Operation

    Call (540) 563-2000 press 1 for Technical Support or visit our website at http://www.valcom.com. Valcom equipment is not field repairable. Valcom, Inc. maintains service facilities in Roanoke, VA. Should repairs be necessary, attach a tag to the...
  • Page 7 This warranty is in lieu of and excludes all other warranties, expressed or implied, and in no event shall Valcom, Inc. be liable for any anticipated profits, consequential damages, loss of time or other losses incurred by the buyer in connection with the purchase, operation or use of the product.
  • Page 8 15 14 13 12 11 10 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 -24VDC POWER SUPPLY MULTIPLE TO ALL SPEAKERS PAGE RING ONLY VALCOM ONE-WAY AMPLIFIED MULTIPLE TO SPEAKER ALL SPEAKERS ASSEMBLIES PAGE RING PLUS...

Table of Contents